Transaction not yet indexed

NMpbCeCY8feSqeXfJuyFoLVmbv4fJBRDr5HgG5Fy2ZSSXMCiy4nnGcAmowWjXVHbRj2M9zkGnbCnHz723SqiMrS

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.